• For more than a year, a Massachusetts-based Internet company hosted Leemedia.net, a website that taught its members how to outfit a suicide bomber, aired Al Qaeda propaganda videos, and offered an “exclusive” Taliban video showing the beheadings of three ‘spies’. ‘Lee’ in Leemedia is an acronym for “La Elaha Elallah,” meaning “The True Path” in Arabic. The website was taken down earlier this month.

• Propagating hatred between India and Pakistan is a rage on social networking sites. Last year, a court in India issued notices to Orkut for hosting an anti-India group.

• There are a number of sites that challenge the truth of the Holocaust. Such Holocaust denial is explicitly illegal in 10 European countries — including Germany and France — and in Israel and is prosecutable in countries like Canada and Australia.

• The Hamas and Hizbollah both use the Internet as a part of their command and control structure. The official Hamas site contains a “Glory Record” detailing almost a hundred armed exchanges. Whenever an Israeli soldier is killed, this is described as “extermination” and, whenever a member of Hamas dies, this is characterised as “martyrdom”.

• There are a number of sites with detailed bombmaking information. UK woke up to the situation with the revelation in June 2000 that the Soho nailbomber David Copeland had downloaded two relevant titles from the Internet.